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[Xen-devel] [PATCH] Fix races in iret hypercall



Hi!

Attached patch fixes races seen on SMP when multiple HVM guests
execute the iret instruction at the same time.

current vcpu can change in the middle of do_iret().

Signed-off-by: Christoph Egger <Christoph.Egger@xxxxxxx>



-- 
AMD Saxony, Dresden, Germany
Operating System Research Center

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Attachment: iret_race.diff
Description: Text Data

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